package com.example.java_gobang.game;


import org.springframework.stereotype.Component;
import org.springframework.web.socket.WebSocketSession;

import java.util.HashMap;
import java.util.concurrent.ConcurrentHashMap;

@Component
public class OnlineUserManager {
    //这个哈希表用来表示当前用户在游戏大厅的在线状态.
    // ConcurrentHashMap保证线程安全
    private ConcurrentHashMap<Integer, WebSocketSession> gameHall=new ConcurrentHashMap<>();
    //这个哈希表用来表示当前用户在游戏房间的在线状态
    private ConcurrentHashMap<Integer,WebSocketSession>gameRoom=new ConcurrentHashMap<>();

    //进入游戏大厅的在线状态
    public void enterGameHall(int userId,WebSocketSession webSocketSession){
        gameHall.put(userId,webSocketSession);
    }
    //离开游戏大厅的在线状态
    public  void exitGameHall(int userId){
        gameHall.remove(userId);
    }
    //获取游戏大厅的在线状态
    public  WebSocketSession getFromGameHall(int userId){
        return gameHall.get(userId);
    }

    ////进入游戏房间的在线状态
    public void enterGameRoom(int userId,WebSocketSession webSocketSession){
        gameRoom.put(userId,webSocketSession);
    }

    //离开游戏房间的在线状态
    public void exitGameRoom(int userId){
        gameRoom.remove(userId);
    }

    //获取游戏房间的在线状态
    public WebSocketSession getFromGameRoom(int userId){
        return gameRoom.get(userId);
    }
}
